Kazuyuki Shimizu

Starmica KK engages in the provision of pre-owned condominiums, asset investment, and structured finance advisory services. It operates through the following segments: Rinobemansion, Investment, and Advisory. The Rinobemansion segment sells and leases pre-owned condominiums. The Investment segment deals with real estate leasing and sales. The Advisory segment offers real estate brokerage, rental management, and investment advisory services. The company was founded on May 1, 2001 and is headquartered in Tokyo, Japan.

Part of Mirarth Holdings, Inc., Leben Clean Energy Co., Ltd. is a company based in Tokyo, Japan that focuses on solar power generation. The Japanese company develops power purchase agreements and power plants, manage and maintain over 200 solar power plants nationwide, and acquire operating solar power plants. The company was founded in 2016 and aims to achieve a carbon-neutral world. On April 13, 2021, Leben Clean Energy Co. was acquired by Mirarth Holdings, Inc. from ACA Energy KK.